NanoNF 4040
Application
Softening and clarification of brackish water
| Model |
A, mm |
B, mm |
C, mm |
D, mm |
Weight, kg |
| NF 4040-F-2 |
1016.00 |
100.00 |
19.10 |
26.70 |
2.50 |
| NF 4040-F |
1016.00 |
100.00 |
19.10 |
26.70 |
2.50 |
| NF 4040-F-3 |
1016.00 |
100.00 |
19.10 |
26.70 |
2.50 |
Product description
| Feature |
Reinforced by tape (-T) |
| Membrane material |
Polypiperazineamide |
| Membrane type |
НаРМ |
| Design |
Spiral wound |
| Application |
Softening and clarification of brackish water |
Specification
| Model |
Flux, GPD |
Rejection, % |
Area |
Spacer |
| m2 |
ft2 |
mm |
mil |
| NF 4040-F-2 |
1 800 |
60.00 / 99.00 |
7.70 |
83.00 |
0.79 |
31.00 |
| NF 4040-F |
2 000 |
60.00 / 99.00 |
8.00 |
86.00 |
0.71 |
28.00 |
| NF 4040-F-3 |
1 700 |
60.00 / 99.00 |
7.40 |
80.00 |
0.86 |
34.00 |
*TEST CONDITIONS: test solution of NaCl 500 mg/l, P=0,7 , T=25 C, pH=7,5. Recovery - 15%
**TEST CONDITIONS: test solution of MgSO4 2000 mg/l, P=0,7 , T=25 C, pH=7,5. Recovery - 15%
Operating conditions and technical data for designing
|
Recommended operation pressure, MPa
|
0,6-2,0 |
|
Maximum operation pressure, MPa
|
2,1 |
|
Maximum pressure drop, MPa
|
0,1 |
|
Operation temperature, С1
|
4-45 |
|
рН at operation1
|
2-12 |
|
рН at chemical cleaning (short time operation)
|
2-11;1-11,5;1-12 |
|
Acceptable Hydrogen peroxide concentration during continuous operation, mg/l
|
40 |
|
Acceptable Hydrogen peroxide concentration during disinfection (not longer than 30 min), mg/l
|
1000 |
|
Acceptable free Chlorine concentration during continuous operation, mg/l
|
1 |
|
Acceptable free Chlorine concentration during disinfection (not longer than 30 min), mg/l
|
5 |
|
Concentrate/permeate ratio on each element, min
|
5:1 |
|
SDI (15 minutes test), max
|
5 |
|
Turbidity, NTU max
|
20 |
|
Maximum feed flow, m3/hr
|
3,6 |
|
Colour value, max
|
50 |
1) During continuous work with pH over 10 the temperature must not exceed 35 C
2) Flow of each element in a batch may vary +/-20%
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